Coldwell Banker Residential Brokerage can help you find South High School, Downers Grove, IL, Downers Grove, IL homes for sale, condos, rentals and open houses. Refine your South High School, Downers Grove, IL real estate search results by price, property type, bedrooms, baths and other features. Need more information? View Coldwell Banker Residential Brokerage Downers Grove real estate agents or offices and let us help you find the perfect property. We also have area guides that show more information about properties in Downers Grove, IL.